Eyebrow pen



FIG. 1 is a perspective view of an eyebrow pen showing my new design;

FIG. 2 is a front elevational view thereof;

FIG. 3 is a rear elevational view thereof;

FIG. 4 is a right side view thereof;

FIG. 5 is a left side view thereof;

FIG. 6 is a top plan view thereof; and,

FIG. 7 is a bottom plan view thereof.

The broken lines in the drawing depict portions of eyebrow pen that form no part of the claimed design. 

CLAIM The ornamental design for an eyebrow pen, as shown and described. 